Single glowing eye

Snallygaster

Its most distinctive feature is its single eye, said to glow an eerie red in the darkness, striking terror into those unfortunate enough to encounter it.

Black Shuck

This spectral hound is not merely a black dog, but a monstrous entity with a single, glowing eye in the center of its head, reminiscent of the mythical Cyclops.

Kasa-obake

This peculiar entity takes the form of an animated oil-paper umbrella, typically sporting a single, prominent eye and a long, mischievous tongue.

Fachen

The Fachen's single eye, located in the center of its face, glows with an eerie, otherworldly light, enhancing its ability to navigate in darkness.